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Cardio Anatomy > Histology > Flashcards

Histology Flashcards

1
Q

what are teh 3 layes of blood vessels

A

tunica externia, tunica media, tunia intima

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2
Q

what is in tunica intiam

A

endothelum, coneetic tissue

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3
Q

what is in tunica media

A

musle, elastic tissue

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4
Q

what is in tunca exertna

A

fiours connective tissue

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5
Q

what type of epitheluim is endocardium

A

simple squamous

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6
Q

what connects myoctes toguh in myocardium

A

intercollated discs

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7
Q

is myocardium striated or smooth and why

A

striated due to lots of mitocoinea

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8
Q

how many nucli do myocaridal cells have

A

1

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9
Q

what are teh 3 types of arteris

A

elastic, muscular, arterioles

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10
Q

what is differnt about elastic arters

A

they have elastic, blck t. media

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11
Q

what is a specil feratu of muclar arties

A

thcik t media, has smotth msule cells but no elasic laminae
elastic fibesr concentraed into 2 well defined layers, the internal elastic lamina under th pitelium and exeral elasti lamia

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12
Q

what is the differn in arteriol and arterys

A

no t. adventita
no interla elasti lamina or exernal elastic lamina
only 1-2 layers o fsmooth musle in t. media

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13
Q

wher is the exertal elastic laminae found

A

between tunica media and tunica adventia

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14
Q

how do capiler differ from arter

A

no t. media. no t. advntia
no elasti lamina
perictyes
very thin t. iniia

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15
Q

what are perictyes

A

incomplre layer o cells surronding cappilary, have contractile properties which control blood flow

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16
Q

what are the 3 types of capilare

A

fensetated, continus, discontiues

17
Q

wher are contiues cappilers found

A

musle

18
Q

wher are fenestred capilres found

A

endocrine or rena

19
Q

what are sinusoids

A

large diamer type of disocunes capillareis, found wher large ammounts of exchange takes place,

20
Q

what cells do sinusoids have

A

phagocytic

21
Q

what is the fuction of arteriovenous shungts

A

thermoreguation, by pass capillery bed

22
Q

how to vein and vessels differ to arteries

A

thin t.intima, media, and advetia.

larger less round, more irregular lumen

23
Q

what layer forms the valves in veins

A

t. intima

24
Q

what is the difference between superfical and deep valves

A

superfical - thick walled, no srround support
deep
thin wall
surrouign support form deep fasica and mules
superfical veins drain into deep veins

25
Q

what are lympatic drainage collectio poins int he air

A

subclavin veis

26
Q

how to tell differ betwen lymph capler and vein

A

there is no rbc in lypmh cappilers

27
Q

what ancors lymph to surroundign ties

A

fine collagenous filamets

28
Q

what is vasvasum

A

blood supply to certain vesses

29
Q

what layer of vessle can lymp supply

A

t. advetisa

30
Q

what layer of vese is vas vasrum

A

t. adventiata

31
Q
A

Cardio Anatomy (4 decks)

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